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Question 4: NCERT Solutions for 12th Class Physics: Chapter 10-Wave Optics
In a Young’s double-slit experiment, the slits are separated by 0.28 mm and the screen is placed 1.4 m away. The distance between the central bright fringe and the fourth bright fringe is measured to be 1.2 cm. Determine the wavelength of light used in the experiment.
Solution:
Here d = 0.28 mm, D = 1.4 m Distance of fourth bright fringe from center
Check the complete chapter with solutions.
NCERT Solutions for 12th Class Physics: Chapter 10-Wave Optics